Call sudo mount /dev/sda1 /mnt/ and echo overlays=ssd-sata | sudo tee /mnt/stateful_partition/unencrypted/Env.txt
stateful_partition not found
orangepi@orangepi5:~$ sudo mount /dev/sda1 /mnt
orangepi@orangepi5:~$ ls /mnt
dev_image lost+found unencrypted var_overlay vmlinuz_hd.vblock
orangepi@orangepi5:~$ ls /mnt/unencrypted/
import_extensions
orangepi@orangepi5:~$ echo overlays=ssd-sata | sudo tee /mnt/stateful_partition/unencrypted/Env.txt
tee: /mnt/stateful_partition/unencrypted/Env.txt: No such file or directory
overlays=ssd-sata
orangepi@orangepi5:~$ cat /mnt/stateful_partition/unencrypted/Env.txt
cat: /mnt/stateful_partition/unencrypted/Env.txt: No such file or directory
orangepi@orangepi5:~$
stateful_partition not found
I tried following, and boot successful.